>>3728706
Change your goal to five minutes, if after five minutes you still want to draw, keep going. After you're comfortable with a five minutes routine, double your goal. Then repeat.
Also maybe this >>3728732
If you are a beginner pencil and paper feels much better, also keep paper and pencil handy at all times. You're more likely to start drawing something if your tools are at arms reach.
>>3728716
Can't really have an idea of how bad it is by looking at a cropped zoomed in image, anon. If you draw zoomed in like this, stop. Painting zoomed in like this should be just for little finishing touches, and I would say you don't even need to go this far.
Try practicing more from reference and really pay attention to measurements:
https://youtu.be/1EPNYWeEf1U