Career
After going undrafted in the 2013 season, Keyton signed a contract with the Lions as a free agent. Detrot Lions
Keyton signed with the Detroit Lions on May 13, 2013 but was released by the Lions after training camp. He was invited back by the Lions in 2014 and after the 2014 pre-season play, he was not added to the final roster, but he was signed to the Lions practice squad.
He was activated off the practice squad for the Lions week 17 game against the Packers, due to the suspension of Lions center Dominic Raiola.
Keyton was resigned by the Lions in 2015 but his season was cut short due to an injury in preseason and he was placed on season ending Injury reserve after clearing waivers.