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, session_admin) VALUES ('ae6f210670cc3cca6821ed6a0d236a69', -1, 1714010652, 1714010652, '038ec8e2', -8, 0, 0)

Line : 187
File : sessions.php