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 ('dbbd0413b1056a906d1b7752b237fcde', -1, 1715063341, 1715063341, '12bc8e92', 7, 0, 0)

Line : 189
File : sessions.php