N+1 Query handling webhook

[sentry-io]

Not sure what's happening here without looking more at the code. I suspect this is by design and we can close it, but it does look like we made a lot of Redis calls so it might be worth checking.

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Sentry Issue: BIGCASES2-36

Offending Spans	db - ZADD 'rq:scheduled:default' [Filtered] [Fi...