$result = dbquery("SELECT ......  ORDER BY kažkas DESC (ASC arba kitaip kaip tau reikia) LIMIT 5,3");

 

$result = dbquery("

	SELECT * FROM ".DB_PREFIX."stalas ORDER BY stalas_id ASC LIMIT 5,3

	UNION ALL

	SELECT * FROM ".DB_PREFIX."stalas ORDER BY stalas_id ASC LIMIT 10,3

	");