If you are looking to create your own API key, navigate to My Account --> Settings on your Dashboard:
and find it under the API key click on "Create now":
An API keys window will open up, here click on +Create new:
You will be presented with your new unique API key:
To close the window, you must first check the "I have saved the above secret keys" and then click Close.
You can see if your key is ENABLED/DISABLED, edit the API key, or delete it if you see fit.
f you wish to enable/disable it, click on the "edit key" option.
You can create as many API keys as you like.