On 1 July 2009, Keita signed a one-year contract with Saint-Omer-based Championnat de France amateur 2 club, US Saint-Omer.

[3] In the 2009–10 Championnat de France amateur 2 season, he was also sent off in a 2–2 draw against Pacy Vallée-d'Eure as referee Mathieu Grin showed the Senegalese a second yellow card at the 66th minute.

On 1 July 2010, Keita signed a one-year contract with another Championnat de France amateur 2 club, Calais RUFC.

[6] He scored 3 goals in 26 appearances in the 2010–11 Championnat de France amateur 2, helping his side win the Group B of the competition.

[13] Keita was part of the Senegal national team reserve squad that participated in the 2004 and the 2005 LG Cup which were held in Lagos, Nigeria and Cairo, Egypt, respectively.

Keita scored his first goal for the national side on 25 December 2005 in the Semi-Finals of the 2005 LG Cup in a 2–1 win over Ecuador.