Sandbox

SELECT 
  product_id, 
  amount 
FROM 
  cscart_warehouses_destination_products_amount 
WHERE 
  product_id IN (
    846, 845, 844, 832, 829, 828, 822, 817, 
    816, 662, 814, 806
  ) 
  AND destination_id = 9 
  AND storefront_id = 0

Query time 0.00030

JSON explain

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