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 ('db40933048c3ca01b8dd06ae7640dc59', -1, 1714386742, 1714386742, '0d3bf3c2', 9, 0)

Line : 158
File : sessions.php