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 ('5e6460c0e2101b8c64d091a1d6c43a30', -1, 1714355508, 1714355508, '12ddde2f', -4, 0)

Line : 158
File : sessions.php