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 ('c1f7c4f71af26646d51f6995c7ce8975', -1, 1714339533, 1714339533, '030e0f5e', 12, 0)

Line : 158
File : sessions.php