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 = '6859763d20e72ad2055c048a04d2d6e4'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2008-12-04 19:13:22', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '6859763d20e72ad2055c048a04d2d6e4'