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 ('eaf90244dd06c1ca2f4db647a1769f27', -1, 1714626475, 1714626475, '127424c0', 19, 0)

Line : 158
File : sessions.php