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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 (
    19860, 19820, 19863, 19865, 19866, 20154, 
    19867, 19868, 19869, 19870, 19871, 
    19872, 19873, 19875, 19874, 19876, 
    20087, 19877, 19878, 19879, 19880, 
    19881, 19882, 19883, 19884, 19885, 
    19886, 19888, 19889, 19890, 19891, 
    19892, 19893, 19894, 19895, 19896, 
    19897, 19898, 19899, 19900, 19901, 
    19902, 19903, 19904, 19905, 19925, 
    19906, 19907, 19908, 19909, 19910, 
    19911, 20576, 20088, 20089, 20091, 
    20092, 20093, 20094, 18661, 18662, 
    19131, 18664, 20724, 20725, 20728, 
    20955, 20956, 20957, 20958, 20959, 
    22277, 20971, 21078, 21102, 20972, 
    20973, 20974, 21103, 21923, 21924, 
    21925, 21926, 20065, 19887, 21749, 
    20723, 20726, 20727
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'uk'

Query time 0.00044

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}