INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '273a37669901abc2744d486bf1c870cb919adc453e44b85a3a4f79e0b7864f51', 
    'NmYVlwBG3SdA5BW52wuxvxkkQFVk5eWmsojORRogqLs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)