I just cross-checked the source and the claim by one of their members of parliament was the price was 0.25CZK/MWh which is ~0.01EUR/MWh in fact.
Re:Day ahead electricity prices for EU
by ravel-bar-foo on Saturday August 27, 2022 @10:26AM
(#32619369)
This suggests that either the MP is incorrect, or they were misquoted, or some sort of accounting shenanigans are going on (infrastructure costs already paid for, etc.)
your local costs in the US range from 5-25 cents per kilowatt hour (1/1000 of that), with ideal solar being the cheapest amortized at roughly 3 cents/kwh