INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39473ef841d3724f5a513f732aca713bed7bf3ca5fadb81beae79d6cd08c5834', 
    'WPVyihzk3rHfUFlllJKzekKIFmIHzycHZhPIaMpr9RU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)