SQL info: MySQL Query Error

Time: 2019-11-15 4:12pm
Script: /newsview.php

SQL: INSERT INTO t_session (sid,uid,islogin,isadmin, updated, sessiondata ) VALUES ('f670f2','','','', '1573805551', 'a:0:{}')
Error: Duplicate entry 'f670f2' for key 'PRIMARY'
Errno.: 1062