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 ('3298fc6e3593119f9db09ef7e5ce9b0a', -1, 1714265825, 1714265825, '1277fd5d', 15, 0)

Line : 158
File : sessions.php