1. A site which claims the name means "good":http://www.qj.com/babynames/Girl-s.html
2. Information stating that "Shatara" was the name of a Chickasaw Indian Village at one time.
3. Information stating that "Shatara" is a word used in the Koran, meaning "to divide into halves".
That's all I had time to search for this morning. Perhaps a few other people here can have a go at it, or you could simply go to:
www.google.com and type in the key words: Shatara Name Meaning