Please go to the Missing Publishers/Series/Issues Forum and request that it is added to the database.  The more information that you can provide the easier/faster it will be to get added.  A sample post might be:

Subject: My cool comic #1

Topic:

Title: My Cool Comic #1
Publisher: AnyPub
Published: April, 1996
Cover Price: $1.95

It also helps if you can provide an image (either in post, or a link to one on another site)