On the server, you can back up your production database by doing the following steps:
Run with sqlcmd.exe (run cmd and start it with sqlcmd -S .\SQLEXPRESS):
BACKUP DATABASE [GraphIoT] TO DISK='C:\bkp\graphiot_db.bak';
GOAnd to restore:
RESTORE DATABASE [GraphIoT] FROM DISK='C:\bkp\graphiot_db.bak';
GO