You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY start ASC' at line 1
SELECT id, ort, zeit, info_text, gruppe, UNIX_TIMESTAMP(start) AS start, UNIX_TIMESTAMP(end) AS end, uid, last_modified FROM kalender WHERE (gruppe='rheihnlahn' OR gruppe='hahnstaett' OR gruppe='arzbach' OR gruppe='jusrhln' OR gruppe='burgschwb' OR gruppe='mudershsn' OR gruppe='oberneisen' OR gruppe='aar' OR gruppe='kahohaus' OR gruppe='miehgemm' OR gruppe='flachtaar' OR gruppe='schiesheim' OR gruppe='braubach' OR gruppe='puchtler' OR gruppe='loreley' OR gruppe='altendiez') AND (start >= '2009-01-08 23:00:00' OR end >= '2009-01-08 23:00:00') AND krepeat!=2 AND art < 4 AND ( id!='6120' AND id!='6121') LIMIT 10 ORDER BY start ASC

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY start ASC' at line 1