You're not going ot get any insurance taht wil cover CV-19 in any shape fashion or form and they'll probably try and weasel out of even covering a broken leg .
as for "Quarantine" just claim you'r Dominic Cummings, a F1 racing driver, a Romanian fruit picker or a German lorry driver
It's another of Priti's bright ideas - never went through SAGE she just had to have something to say the second time they let her out