// 0. read user input from command line: last name, first name and email
Scanner scanner = new Scanner(System.in);
System.out.print("Enter your last name: ");
String lastName = scanner.nextLine();
System.out.print("Enter your first name: ");
String firstName = scanner.nextLine();
// 2. Create a statement
String sql = "insert into employees "
+ " (last_name, first_name)" + " values (?, ?)";
myStmt = myConn.prepareStatement(sql);
// set param values
myStmt.setString(1, lastName);
myStmt.setString(2, firstName);
// 3. Execute SQL query
myStmt.executeUpdate();