According to Official Guinness Records,
The longest time to hold the Marinelli bend position is 4 minutes 17 seconds and was achieved by Tsatsral Erdenebileg (Mongolia), on the set of 'Rekorlar Dunyasi' in Istanbul, Turkey, on 17 July 2013.
For a complete list of 2013 records, please visit 2013 Guinness Records in Turkey.