I run this and got no output...
root@DC-BS7-PM4:~# sqlite3 /var/lib/pve-cluster/config.db 'SELECT inode,parent,mtime,type,name FROM tree WHERE parent = (SELECT parent FROM tree WHERE inode = 347747)'
root@DC-BS7-PM4:~#
If I'm correct that means the file with inode 347747 has no parent and...