MS Access vba Insert data into SQL Server table based on textbox value

What is your concrete problem?

E.g.

CurrentDb.Execute "INSERT INTO myTable ( Payload ) VALUES ( '" & Replace(Nz(txtTextBox.Value, ""), "'", "''") & "');"

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Have an Access database with linked sql server table.  

In Access I have a main form with a textbox that allows user to input number into which will populate another form datasheet (from linked SQL table).  Need to dump data into another linked SQL table from the data defined by the textbox value in Access by writing a stored procedure.  just need to know how to define this textbox value in SQL Server query