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 ('c9dbfa1021d81ca78ab7be98d027c681', -1, 1716948503, 1716948503, '03933151', 0, 0, 0)

Line : 187
File : sessions.php