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 ('eb15d98e4436d31390e73efaf291e5bd', -1, 1749520244, 1749520244, 'd849d830', 3, 0, 0)

Line : 190
File : sessions.php