He said: "Sometimes you have to be patient and hopefully the manager will give me a chance because I feel I've got a lot to prove at this club.
"It's great to be back, it's football and I want to play, so from that aspect it's a real positive. But the negative is the fact that we didn't manage to get the win against Stoke.
"If you're not playing you have to be ready. You have to train hard just in case the chance comes."
Camara is likely to replace Heskey for the game with Arsenal unless Bruce decides to play with a five man midfield.