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 ' prodstats_parentid = 495 WHERE prodstats_hash = 'd12e55c93f70f705125cd52b213e77' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2013-05-19 18:45:26', prodstats_catid = , prodstats_parentid = 495 WHERE prodstats_hash = 'd12e55c93f70f705125cd52b213e7776'