MySQL Error Occured
1062: Duplicate entry '4f1fefbdf63c4312677d1a8f3f3aa9e3' for key 'PRIMARY'

QUERY = INSERT INTO sessions (`location`, `sessId`, `timeStart`, `timeLast`, `customer_id`) VALUES ('/index.php?act=viewCat&catId=9', '4f1fefbdf63c4312677d1a8f3f3aa9e3', '1771773539', '1771773539', 0)