在android中向数据库添加值

I am doing a project which is based on storing the employee details, like name, id, log in time and log out time. So I created a database to store the details of the employee, my problem is that i am getting the values dynamically from the user in different screens, i have problem with storing the values into the database. now am passing all the values into one screen and storing them in that class, even though i am not getting the log out time of the employee. Now am using the below code to add the values into database.I am doing a project which is based on storing