INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '309520ffa148857c68db1e6040ddd9c9d7b5d727be0c3cbf04a10fe6d198521b', 
    '6UxZRJmjHnjWEbQVRoIW61yhUSpNp/I9+ltod0sBJ7s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)