All item details you removed like the bids, bid history, start date, etc, So no way to confirm what you said.
Anyway you may be confused about the proxy bidding system, you can turn it off in your admin.
Since you have a live website, I recommend you to BACKUP your entire website at least DAILY, yu can do
this with one click from your website control panel (not the auction admin0, for cPanel, you will find a
link called "Backup" in your cpanel, the same for Plesk control panel users.