INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '99607bb975588567e057459473a95fa1fd76e269f906f85436ac4ff359693c96', 
    '2mUulSpB6TXSNQHnbRym67i3GoAjOLCyzNZCVTEEUO0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)