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 ('63a2dbe90d331a23f2d03187b4a77da3', -1, 1730424236, 1730424236, '030fe293', -1, 0, 0)

Line : 195
File : sessions.php