[M4D]

Код:

`email` = %d

should be

Код:

`email` = '%s'

check other things. format strings with "%s" , integers with "%d" or "%i" and floats with "%f"

and a tip:

you don't need save every thing in "OnPlayerDisconnect" !

for example "age" , "gender" or admin and vip levels
save them into database when you set them them for a player.