Pretty close, but you skipped some nouns and you have too many "not"s in your sentence. The correct translation is “no, that is the time for learning German. Then you can shitpost in two languages”. Zeit is the word for time, and Sprachen means languages.
The original quote is “I do not control the speed at which lobsters die”. I’m loathe to link to Reddit, but you can find more similar memes here (and in that entire subreddit).
See also: https://knowyourmeme.com/memes/i-do-not-control-the-speed-at-which-lobsters-die