public override void CreateUninitializedItem(HttpContext context, string sessionId, int timeout)
{
Document session = new Document();
session[ATTRIBUTE_SESSION_ID] = GetHashKey(sessionId);
session[ATTRIBUTE_LOCKED] = false;
session[ATTRIBUTE_CREATE_DATE] = DateTime.Now;
session[ATTRIBUTE_EXPIRES] = DateTime.Now.Add(this._timeout);
session[ATTRIBUTE_FLAGS] = 1;
session[ATTRIBUTE_RECORD_FORMAT_VERSION] = CURRENT_RECORD_FORMAT_VERSION;
this._table.PutItem(session);
}