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 ('24e03ebe0b695791a75de8c503614855', -1, 1714634613, 1714634613, '03899d2d', 16, 0)

Line : 158
File : sessions.php