SELECT 
  cscart_products.*, 
  cscart_product_descriptions.*, 
  MIN(
    IF(
      cscart_product_prices.percentage_discount = 0, 
      cscart_product_prices.price, 
      cscart_product_prices.price - (
        cscart_product_prices.price * cscart_product_prices.percentage_discount
      )/ 100
    )
  ) as price, 
  GROUP_CONCAT(
    IF(
      cscart_products_categories.link_type = 'M', 
      CONCAT(
        cscart_products_categories.category_id, 
        'M'
      ), 
      cscart_products_categories.category_id
    )
  ) as category_ids, 
  popularity.total as popularity, 
  IF(
    shared_prices.product_id IS NOT NULL, 
    MIN(
      IF(
        shared_prices.percentage_discount = 0, 
        shared_prices.price, 
        shared_prices.price - (
          shared_prices.price * shared_prices.percentage_discount
        )/ 100
      )
    ), 
    MIN(
      IF(
        cscart_product_prices.percentage_discount = 0, 
        cscart_product_prices.price, 
        cscart_product_prices.price - (
          cscart_product_prices.price * cscart_product_prices.percentage_discount
        )/ 100
      )
    )
  ) as price, 
  companies.company as company_name, 
  cscart_product_sales.amount as sales_amount, 
  cscart_seo_names.name as seo_name, 
  cscart_seo_names.path as seo_path, 
  cscart_discussion.type as discussion_type 
FROM 
  cscart_products 
  LEFT JOIN cscart_product_prices ON cscart_product_prices.product_id = cscart_products.product_id 
  AND cscart_product_prices.lower_limit = 1 
  AND cscart_product_prices.usergroup_id IN (0, 0, 1) 
  LEFT JOIN cscart_product_descriptions ON cscart_product_descriptions.product_id = cscart_products.product_id 
  AND cscart_product_descriptions.lang_code = 'en' 
  LEFT JOIN cscart_ult_product_prices shared_prices ON shared_prices.product_id = cscart_products.product_id 
  AND shared_prices.company_id = 2 
  AND shared_prices.lower_limit = 1 
  AND shared_prices.usergroup_id IN (0, 0, 1) 
  LEFT JOIN cscart_companies as companies ON companies.company_id = cscart_products.company_id 
  INNER JOIN cscart_products_categories ON cscart_products_categories.product_id = cscart_products.product_id 
  INNER JOIN cscart_categories ON cscart_categories.category_id = cscart_products_categories.category_id 
  AND cscart_categories.company_id = 2 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND (
    cscart_products.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_products.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_products.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A', 'H') 
  AND cscart_products.status IN ('A', 'H') 
  LEFT JOIN cscart_product_popularity as popularity ON popularity.product_id = cscart_products.product_id 
  LEFT JOIN cscart_product_sales ON cscart_product_sales.product_id = cscart_products.product_id 
  AND cscart_product_sales.category_id = 883 
  LEFT JOIN cscart_seo_names ON cscart_seo_names.object_id = 1154 
  AND cscart_seo_names.type = 'p' 
  AND cscart_seo_names.dispatch = '' 
  AND cscart_seo_names.lang_code = 'en' 
  AND cscart_seo_names.company_id = 2 
  LEFT JOIN cscart_discussion ON cscart_discussion.object_id = cscart_products.product_id 
  AND cscart_discussion.object_type = 'P' 
  AND cscart_discussion.company_id = 2 
WHERE 
  cscart_products.product_id = 1154 
  AND (
    companies.status = 'A' 
    OR cscart_products.company_id = 0
  ) 
GROUP BY 
  cscart_products.product_id

Query time 0.00111

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE cscart_products const PRIMARY,status,product_id_idx,status_idx PRIMARY 3 const 1
1 SIMPLE popularity const PRIMARY,total PRIMARY 3 const 1
1 SIMPLE cscart_product_sales const PRIMARY,pa PRIMARY 6 const,const 1
1 SIMPLE cscart_product_prices ref usergroup,product_id,lower_limit,usergroup_id usergroup 3 const 2 Using where
1 SIMPLE cscart_product_descriptions const PRIMARY,product_id PRIMARY 9 const,const 1 Using where
1 SIMPLE shared_prices ref usergroup,product_id,company_id,lower_limit,usergroup_id product_id 3 const 2 Using where
1 SIMPLE companies eq_ref PRIMARY PRIMARY 4 const 1 Using where
1 SIMPLE cscart_products_categories ref PRIMARY,pt,product_id_idx,category_id_idx,product_category_idx,category_product_idx product_id_idx 3 const 2
1 SIMPLE cscart_categories eq_ref PRIMARY,c_status,p_category_id,idx_category_id PRIMARY 3 mahm3t_cs443.cscart_products_categories.category_id 1 Using where
1 SIMPLE cscart_seo_names const PRIMARY,dispatch PRIMARY 210 const,const,const,const,const 1 Using where
1 SIMPLE cscart_discussion const object_id,company_id object_id 10 const,const,const 1 Using where

Result

product_id product_code product_type status company_id list_price amount weight length width height shipping_freight low_avail_limit timestamp updated_timestamp usergroup_ids is_edp edp_shipping unlimited_download tracking free_shipping zero_price_action is_pbp is_op is_oper is_returnable return_period avail_since out_of_stock_actions localization min_qty max_qty qty_step list_qty_count tax_ids age_verification age_limit options_type exceptions_type details_layout shipping_params shipping_availability_id ms_type master_id unit_price aval_status facebook_obj_type cp_additinal_product_enabled cp_additinal_product_items cp_delivery_date youtube_link show_youtube_video replace_main_image size_chart_id staff_notes emo_pn emo_paczka emo_dostawca emo_kreskowy emo_nrdostawcy emo_uwagi emo_source lang_code product shortname short_description full_description meta_keywords meta_description search_words page_title age_warning_message unit_name promo_text stop_words amp_description custom_header price category_ids popularity company_name sales_amount seo_name seo_path discussion_type
1154 por-akc-tro P A 1 0.00 0.00 2.000 0 0 0 0.00 0 1456320630 1743601030 0 N N N O N R N N N Y 10 0 N 0 0 0 0 6 N 0 P F default a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;} 0 M 0 26 1 activity N [] 0 N N 0 0 en Trowel for YTONG, H+H, SOLBET cellular concrete <p>Trowel for cellular YTONG, H+H, SOLBET concrete</p> 22.840000 884 172988 baubaY.de 605 plansteinkelle-en 257/384/884 B