How can I clear recently played songs?

Tracks are stored in a file in your hard drive called latestuo.json. It is stored in
C:\Users\{username}\AppData\Local\Packages\29937NicolletFabien.Clouder_27eb1sea2sgwj\RoamingState

Change 
{username}\ with your Windows username, package name might be slightly different

Feedback and Knowledge Base