protected boolean shouldImportBlock(final Block block) throws InterruptedException {
    return true;
  }
Create a block with the given timestamp.

@param parentHeader The header of the parent of the block to be produced
@param timestamp unix timestamp of the new block.
@return the newly created block.
ethereum/blockcreation/src/main/java/org/hyperledger/besu/ethereum/blockcreation/BlockMiner.java