Here is a quick guide on how to obtain "Consumer key" and "Consumer secret":
Woocommerce plugin should be installed on your website
Go to "Woocommerce" in the left side menu on your website and select "Settings"
3. Select "Advanced" from the "Settings" menu and click on "Rest API" button
4. Pressed "Add key" button
5. Add "Description", select the "Read/Write" permission for the key and click "Generate API key"
6. Copy the "Consumer key" and "Consumer secret" provided