Click on the Create link > leads you to Inkstone > Create Novel > Fill in all the details
If you already have a novel, it's considered published with 0 chapters. If you want to start a chapter~
Inkstone > click Explore for your novel > Create Chapter > Write your chapter, put in a title > Save (this chapter will be a draft first) > Click Publish > voila~! You got your first chapter published!
If anything, most of us will be lurking around~! Good luck on your story~!