INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8ad33d4f78e011cf95983246ea2d088c08eb7d43f82300dedb957658486339b', 
    'IT60RviJfHrCEsoKDmMU+/DWRJXzg2qPwpkyhe048/s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)