SELECT 
  video_id, 
  product_id 
FROM 
  cscart_ab__video_gallery 
WHERE 
  product_id IN (
    19661, 19662, 19663, 19664, 19665, 19666, 
    19667, 19668, 19669, 19670, 19671, 
    19672, 19673, 19674, 19675, 19676
  ) 
  AND status = "A"

Query time 0.00021

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_ab__video_gallery",
      "access_type": "ref",
      "possible_keys": ["status", "product_id"],
      "key": "status",
      "key_length": "3",
      "used_key_parts": ["status"],
      "ref": ["const"],
      "rows": 1,
      "filtered": 100,
      "index_condition": "cscart_ab__video_gallery.`status` = 'A'",
      "attached_condition": "cscart_ab__video_gallery.product_id in (19661,19662,19663,19664,19665,19666,19667,19668,19669,19670,19671,19672,19673,19674,19675,19676)"
    }
  }
}