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 = '44a0525769a504df25b2ca4bf90e2621'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2010-07-30 06:42:34', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '44a0525769a504df25b2ca4bf90e2621'