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 ('9075f070e55e403621c5f3dd61780d41', -1, 1714604322, 1714604322, '03864e6a', -9, 0)

Line : 158
File : sessions.php