MySQL Error Occured
1062: Duplicate entry '2c3c979d0650268f1fee8c8d86efb5d6' for key 'PRIMARY'

QUERY = INSERT INTO sessions (`location`, `sessId`, `timeStart`, `timeLast`, `customer_id`) VALUES ('/index.php?act=viewDoc&docId=2', '2c3c979d0650268f1fee8c8d86efb5d6', '1770644631', '1770644631', 0)