Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
key [kiː] n ключ#; (MUS) тона́льность f (of piano, computer) кла́виш(а)
cpd (issue etc) ключево́й
vt (also: key in)набира́ть (набра́ть*perf) на клавиату́ре
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.