Q: how do i force myself to stop noodling around in the daw and actually make a god DAMN SONG
A: try this: write the song somewhere else. then you will be nimble enough to imagine how the song goes, overall, without being plagued with all the exact details of how to build it. you will be free, to imagine it going any way you want. focus on what *happens*. how it will be perceived. see what you're capable of imagining, and see if you can find a writing system that allows you to explain that on the page. Then once you know how the song goes, then hit the studio and then you'll be on a mission