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 ('23e4c8a2af0586b3569138cdb4b67870', -1, 1714593606, 1714593606, '12dd9a97', 17, 0)

Line : 158
File : sessions.php