SELECT 
  a.* 
FROM 
  cscart_destination_elements as a 
  LEFT JOIN cscart_destinations as b ON b.destination_id = a.destination_id 
WHERE 
  b.status = 'A'

Query time 0.00059

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "b",
      "access_type": "index",
      "possible_keys": ["PRIMARY", "c_status"],
      "key": "c_status",
      "key_length": "6",
      "used_key_parts": ["destination_id", "status"],
      "rows": 3,
      "filtered": 100,
      "attached_condition": "b.`status` = 'A'",
      "using_index": true
    },
    "table": {
      "table_name": "a",
      "access_type": "ref",
      "possible_keys": ["c_status"],
      "key": "c_status",
      "key_length": "3",
      "used_key_parts": ["destination_id"],
      "ref": ["staging2_wesave_com.b.destination_id"],
      "rows": 49,
      "filtered": 100
    }
  }
}