phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO bb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6e70ce1c0953384eecd6e3d239fa34fd', -1, 1679995008, 1679995008, '2cc8a810', -1, 0, 0)

Line : 187
File : sessions.php