ASP.NET MVC - excel upload using stored procedure

Question

I am using ASP.NET MVC database first. Please how do I upload and save this excel sheet into the database using stored procedure 

 

Table 

 

 

 Excel

 

  CategoryID is auto-generated.

1. Level 1: is the root parent. Its ParentID should be zero (0)
2. Level 2 are the direct children of Level 1. Its ParentID is the CategoryID of Level 1 
3. Level 3 are the direct children of Level 2 Its ParentID is the CategoryID of Level 2
4. Level 4 are the direct children of Level 3. Its ParentID is the CategoryID of Level 3
5. It can continue to n level
6. ParentID1 is the Level. Level 1=1, level2=2

Please how do I go about it