Judging by the color of that comb, I bet you have another hive. If you do, take a frame of eggs and a frame of capped brood out of it and give it to this hive. This will help with the population of the hive. This will also let you know if you have a queen or not (unless you have laying workers).
One way or another, your hive needs attention.
Here's all you need to know about laying workers (not saying you do, but you should check closely before trying to introduce a new queen.):
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