phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('009a03f31d719a1ac0d4f29f5354d44d', -1, 1715099765, 1715099765, '12e3be5d', 7, 0, 0)

Line : 189
File : sessions.php