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 ('eb7e0ec15cd3ebcf33b63a6803652d1e', -1, 1714379734, 1714379734, '12e0274a', -10, 0)

Line : 158
File : sessions.php