I need a 6.3 amp fuse but only have a 5 amp or 10 amp available

I am in Asia with a 120v device. I plugged it in to 240v, and the fuse blew. The fuse is 5mm x 20 mm 6.3 amp. The only other fuse available here is 5 amp or 10 amp. Can I use either of these?
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