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 ('c4d7f1a6ca3356dd7103f1f17e78057a', -1, 1714574882, 1714574882, '030c241e', 0, 0)

Line : 158
File : sessions.php