INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b6842ca99e918563e1ef23207fcdf5ccc45144abc13c8b7e1f18c4943a229b9', 
    '7kLIqkG9pWiqUIDqofZzpsM5ITtSD4qNAVnOx1OyNPY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)