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SELECT 
  cscart_ult_product_prices.product_id, 
  MIN(
    IF(
      cscart_ult_product_prices.percentage_discount = 0, 
      cscart_ult_product_prices.price, 
      cscart_ult_product_prices.price - (
        cscart_ult_product_prices.price * cscart_ult_product_prices.percentage_discount
      )/ 100
    )
  ) AS price 
FROM 
  cscart_ult_product_prices 
WHERE 
  cscart_ult_product_prices.product_id IN (
    10785, 10786, 10787, 10788, 10789, 10790, 
    10791, 10767, 10768, 10769, 10770, 
    10771, 10772, 10773, 10774, 10775, 
    10776, 10777, 12944, 12985, 12986, 
    12987, 12988, 12989, 12990, 12991, 
    12992, 12993, 12994, 10063, 10052, 
    10072, 10046, 10059, 10064, 10057, 
    10048, 10062, 10070, 10058, 10045, 
    10054, 10047, 10071, 10067, 10051, 
    10060, 10055, 10043, 10068, 10065, 
    10061, 10050, 10056, 10044, 10069, 
    10066, 10024, 10025, 10026, 10027, 
    10028, 10029, 10030
  ) 
  AND cscart_ult_product_prices.lower_limit = 1 
  AND cscart_ult_product_prices.company_id = 1 
  AND cscart_ult_product_prices.usergroup_id IN (0, 0, 1) 
GROUP BY 
  cscart_ult_product_prices.product_id

Query time 0.00033

JSON explain

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