HI...Sample INSERT statement script needed to insert 500 million rows into in-memory table sql server 2014

Hi, I am doing a performance testing for In-memory option is sql server 2014. As a part I want to insert 500 million rows of records into a in-memory enabled test table I have created.I need a sample script to insert 500 million records into a table please....URGENT!...any help is much appreciated.