There is no income tax for 1065. That's one thing wrong here.

There is no 1065 for this person. That's the other thing wrong here.

You have a Single Member LLC, which means disregarded (ignored) for Federal tax purposes. This person will be reporting their business activity on Sched C, which is part of Form 1040.

You seem to be trying to pay 1040ES. Personal Quarterly Estimated taxes, for a person that has a full financial picture for their personal life, and their business contributes to that picture. Whether or not they need to pay quarterly is a completely different question.