First, head over to https://app.datatrics.com/integrations/commercetools. Click on the "Install" button, and you will be redirected to the settings screen:
Press the 'Install' button and you'll get an overview of the required fields you need to fill in. These comprise the Client ID and Client Secret.
You can obtain the Client ID and Client Secret when you create a new Client API.
The Client ID and a unique ID of the API client. This contains the same value as the OAuth 2.0
client_id. The secret is only shown once in the response to creating the API Client. This is the OAuth 2.0
After filling in these fields, the integration has been successfully made.