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 ('9b57633baa6c0c93bf2e20f8d6e492b9', -1, 1713865653, 1713865653, '12745a8d', -10, 0, 0)

Line : 187
File : sessions.php