MySQL Error Occured
1062: Duplicate entry '2c8c9d9064c0d6bcfec43c3714d3bc0c' for key 'PRIMARY'

QUERY = INSERT INTO CityStore_sessions (`location`, `sessId`, `timeStart`, `timeLast`, `customer_id`) VALUES ('/index.php?act=viewDoc&docId=21', '2c8c9d9064c0d6bcfec43c3714d3bc0c', '1738304378', '1738304378', 0)