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, session_admin) VALUES ('4c0076c216a5961a75de643089ab2229', -1, 1714617052, 1714617052, '038cbaf1', -52, 0, 0)

Line : 187
File : sessions.php