phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('e087e3c2cb5fd24e345947d7a0400e48', -1, 1714530700, 1714530700, '12de9b3a', 23, 0)

Line : 158
File : sessions.php