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 ('1d1a458fa8dae124bfb9369a4b3ea0f0', -1, 1713516388, 1713516388, '12dd5521', -4, 0, 0)

Line : 187
File : sessions.php