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 ('e791f0df48f4d30209282f9db76c5f71', -1, 1715918019, 1715918019, '12e22275', 10, 0)

Line : 158
File : sessions.php