i can't access my drupal 7 website on dr

hey guys, im having a problem my website, im using drupal7 and i when i try to login , i got this error

"PDOException: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry 'audio__file_styles_square_thumbnail__file_field_styles_file_squa' for key 'PRIMARY': INSERT INTO {file_display} (name, weight, status, settings) VALUES (:db_insert_placeholder_0, :db_insert_placeholder_1, :db_insert_placeholder_2, :db_insert_placeholder_3); Array ( [:db_insert_placeholder_0] => audio__file_styles_square_thumbnail__file_field_styles_file_square_thumbnail [:db_insert_placeholder_1] => 0 [:db_insert_placeholder_2] => 1 [:db_insert_placeholder_3] => N; ) in drupal_write_record() (line 7036 of C:\wamp\www\cor\includes\common.inc)."

hepl me plz to get my website back.