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 ('2296b5047a7f8b0dbe3ef3a16263ab0b', -1, 1714608357, 1714608357, '12e3e45f', 3, 0)

Line : 158
File : sessions.php