Steps to reproduce the issue

1. Fill new contact under some category
2. Use "Save"
3. Use "Save as copy"
4. In this copy will be end of alias -2
5. Delete this end "-2" of alias
6. Save
7. Result: Save failed with the following error: Another Contact in this category has the same alias.
8. Delete all in alias line, to automaticaly generate new alias
9. Save
10. Result is empty alias(will not generate new one) and an ERROR: Save failed with the following error: Incorrect integer value: '' for column database.blabla_contact_details.hits at row 1

Expected result

Generate new alias according to Name

Actual result

Result is empty alias(will not generate new one) and an ERROR: Save failed with the following error: Incorrect integer value: '' for column database.blabla_contact_details.hits at row 1

System information (as much as possible)

Windows 10, XAMPP, php 8

Additional comments