She inserted the key into the lock and opened the door.

I inserted the key into the lock and the door swung open.

He inserted a key into the lock and turned the handle.

He inserted the key into the lock and opened the heavy metal door.

He inserted the key into the outside lock and turned it.

He waited behind her while she inserted a key into the lock.

He pulled out his office key and inserted it into the lock.

Turning her back to him, she inserted the key into the lock.

At last I heard the sound of a key being inserted into the lock, and the door opened.

He used his left hand to insert the pass key into the lock.