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 = '20b67121f94f32dbfe2d95a58cffb556'' at line 1
UPDATE prod_stats SET prodstats_numviews = prodstats_numviews+1, prodstats_lastseen = '2012-02-08 20:22:14', prodstats_catid = , prodstats_parentid = WHERE prodstats_hash = '20b67121f94f32dbfe2d95a58cffb556'