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 = '56d492c86f2b4d3e7cf6aa9d0ab21e15'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2008-11-23 12:28:35', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '56d492c86f2b4d3e7cf6aa9d0ab21e15'