Q: ipod touch 5 will not sync

What happens when you try to sync?

Was the iPod previous synced to another iTunes library/computer?

Have you successfully synced from this iTunes library/computer before?

Do the songs play in iTunes?

Do you have the right boxes checked to sync?

iTunes: Syncing media content to iOS devices and iPod        

Do you have any Restrictions (Settings>General>Restrictions) set that would prevent syncing those songs?

iTunes for Windows XP: Troubleshooting unexpected quits, freezes, or launch issues

or

iTunes for Windows Vista or Windows 7: Troubleshooting unexpected quits, freezes, or launch issues

Maybe here to:

iOS: Troubleshooting backup issues in iTunes