Hello, Nesbert:
a) Restart the computer. If that doesn't work:
b) Check MSI's support page for any input drivers. If that doesn't work:
c) Shut down the computer and carefully remove both keys using a flat, blunt blade (e.g. a table knife). Check for any crud or goo that may have amassed. Use a damp cloth if necessary. If that doesn't work:
d) Back-up your files and perform a factory reset. If that doesn't work:
c) Check your warranty details and contact MSI for an RMA.
Best of luck,
GreyCatz.