MySQL Error Occured
1062: Duplicate entry 'c840d3faa2de71f104da577a34ca8ee1' for key 'PRIMARY'

QUERY = INSERT INTO sessions (`location`, `sessId`, `timeStart`, `timeLast`, `customer_id`) VALUES ('/index.php?act=viewCat&catId=7', 'c840d3faa2de71f104da577a34ca8ee1', '1791901941', '1791901941', 0)