Volko started racing in the club BK HNT N Bratislava and also hosted in the club AK Olomouc in the Czech athletics extra league. He has been racing for the club Naša atletika since 2019.[3]
On 4 March 2017, Volko won a silver medal in the 60 meters at the 2017 European Athletics Indoor Championships, setting a new record with a time of 6.58 seconds and becoming the first Slovak representative to reach the final.[4]
At the 2019 European Athletics Indoor Championships, Volko won the gold medal in the 60m run on 2 March 2019.[5] On 6 March 2021, he won a bronze medal in the 60-meter race at the 2021 European Indoor Championships in Toruń (Poland).[6]
Personal life
Volko is a Christian. In 2020, he became the face of the game Athletics Mania by Slovak video game developer PowerPlay Studio.[7]