INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '821bbf714c36e1b04fdc35e0bf30bab91ce2a8b4bfbaa39bba2383b6965324c2', 
    '6rbab9wbGbzp9KNrDj+6QDWDJe/tegJv9Qiq0yxTV7s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)