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 ('c3c8eea183855e39bd7e2f9f4d5eb416', -1, 1713868656, 1713868656, '12760cde', -11, 0, 0)

Line : 187
File : sessions.php