Sandbox

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 (
    2043, 2044, 2045, 2046, 2047, 2048, 2049, 
    2050, 2051, 2052, 2053, 2054, 2055, 
    2056, 2057, 2058, 2059, 2060, 2061, 
    2062, 2063, 2064, 2065, 2066, 2067, 
    2068, 2069, 2070, 2071, 2072, 2073, 
    2074, 2075, 2076, 2077, 2078, 2079, 
    2080, 2081, 2082, 2083, 2084, 2085, 
    2086, 2087, 2088, 2089, 2090
  ) 
  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 0.00027

JSON explain

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