How do you treat a prepaid expense that is divided between two accounting periods? eg( insurance of $1551 that includes a premium of $330 paid in December 2019 to cover the company against fire loss...

How do you treat a prepaid expense that is divided between two accounting periods? eg( insurance of $1551 that includes a premium of $330 paid in December 2019 to cover the company against fire loss for the year 31 December 2019 to 31 December 2020. Final accounts to be written up at 30 June 2020)