phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1b8662130161b61a9c768b6348a8a681', -1, 1716654483, 1716654483, '1276a716', -1, 0, 0)

Line : 187
File : sessions.php