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 = '99cb1cf32ffaf38b1320ed7c67b96ccd'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2009-01-08 01:09:35', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '99cb1cf32ffaf38b1320ed7c67b96ccd'