record Email statuses in asp.net, mssql db

On this page [login to view URL] After sending email, you need to add the following statuses: Sent - date and time Open - date and time Bounced - date and time SMTP Invalid - date and time Open means it was sent and opened by recipient. You need to place a table below the editor to record the status each time it is sent in date/time descending order. The table name in MSSQL db: "MailHistory" with the 3 below columns have aleady been created 1) Id (bigint) 2) Email Recipient(nvarchar(100)) 3) Mail Sending Status (int)