MySQL Error Occured
1062: Duplicate entry 'ad639c9b2d811e38d7fd83973bbc7e2c' for key 'PRIMARY'

QUERY = INSERT INTO CubeCart_sessions (`location`, `sessId`, `timeStart`, `timeLast`, `customer_id`, `visits`) VALUES ('/index.php?act=viewProd&productId=4731', 'ad639c9b2d811e38d7fd83973bbc7e2c', '1752012545', '1752012545', 0, 1)