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 = WHERE prodstats_hash = '27b36cf3963984e3a27456a1dd7833a3'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2013-05-26 10:42:38', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '27b36cf3963984e3a27456a1dd7833a3'