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 = '4acd8e3296ff4b36dea47c2854fac414'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2012-05-18 21:08:44', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '4acd8e3296ff4b36dea47c2854fac414'