Yes, you can import the missing Batches to Odoo if you have it but you need to create the import template by doing the following : 

1- Go to Payslip Batches and select some old Batches

2- Click export and the chek "import-compatible export" 

3- Select the field that has a bold line under it and click on export to file 

4- fill the missing data in this template and import it aging