Problem comes up when importing CSV after restarting computer-----Duplicate entry '1722' for key 1

[Guest]

My computer stopped and restarted when I was importing one of csv file to my shop .
When I resumed importing csv file,the problem appear as below:

Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Gucci jacket (ID 1125) cannot be saved
Product->link_rewrite is empty for default language
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1
Duplicate entry '1722' for key 1

And I was told "The .CSV file has been imported into your shop." which is listed after the above errors.

This problem comes up twice,I happened yesterday and I have to reinstall my shop.I reimporting the csv files and the problem came up again .

Anybody who can help will be greatly appricated.