Have you set-up your designated focus area and Deep Work session rules?
Focus Location: Where do you conduct your Deep Work? It helps if you have a designated area free from distraction.
Rules: No internet during focus time
Goal / desired outcome for the project: (eg.) Write four articles this month
Do you have everything you need to start, so you won't have to leave your desk during the sessions? (Edit this list to whatever you need)
Here are some focus meditations to get you in the right headspace for the Deep Work session?