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 ('45c2b285ec0b6b5fc15494d2962c802f', -1, 1714669428, 1714669428, '12bf84c2', 20, 0)

Line : 158
File : sessions.php