INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e695a900543ccc1698f61000a8a52a23ba14d36ff664f565d940be97a29ad36f', 
    'rMlSWRmjTH3UUoSaxhbdWfqzJyWUjhAp+T6xZ+nypfI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)