URLs that differ even by one character are still considered to be unique.
Fortunately, Google Analytics provides an option to Exclude URL Query Parameters, as covered here:
1.) Click Admin at the top of any Analytics page.
2.) Use the menu in the View column to select the view you want to edit.
3.) Click View Settings.
4.) Under Exclude URL Query Parameters: Enter any query parameters that appear in your URLs that you do not want to see in your reports as a comma-separated list (this setting is case sensitive, and there's a 255-character limit).
That should then look like this to exclude the parameters in your URLs:
