You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '-15,15' at line 1
SELECT CONCAT(`sitelnkID`,'-',`sitelnkUID`), `sitelnkCat`, `sitelnkTtl`, `sitelnkDsc`, `sitelnkURI`, `sitelnkFlw` FROM dd_tblSiteLnk WHERE `siteUID`='1-c890fe7d' AND `sitelnkStat`=5 AND `sitelnkDsp`=1 ORDER BY `sitelnkTtl` LIMIT -15,15