phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('10d23f256198d023050eb986d4f1935d', -1, 1714513876, 1714513876, '0392ddcc', -1, 0, 0)

Line : 187
File : sessions.php