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SELECT 
  cscart_ult_product_descriptions.product_id, 
  cscart_ult_product_descriptions.short_description, 
  IF(
    cscart_ult_product_descriptions.short_description = "", 
    cscart_ult_product_descriptions.full_description, 
    ""
  ) AS full_description, 
  cscart_ult_product_descriptions.meta_keywords, 
  cscart_ult_product_descriptions.meta_description, 
  cscart_ult_product_descriptions.search_words, 
  cscart_ult_product_descriptions.promo_text 
FROM 
  cscart_ult_product_descriptions 
WHERE 
  cscart_ult_product_descriptions.product_id IN (
    22, 18, 27, 121, 119, 141, 23, 4, 142, 120, 
    62, 108, 107, 94, 8, 86, 54, 132, 10, 93, 
    12, 32, 7, 35, 130, 110, 112, 3, 78, 33, 
    34, 77, 2, 36, 147, 16, 114, 87, 89, 128, 
    96, 66, 146, 84, 20, 52, 109, 131, 118, 
    19, 13, 61, 15, 95, 85, 22421, 9, 83, 111, 
    144, 59, 22424, 145, 60
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'ru'

Query time 0.00025

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}