For adding Pixabay tags into the description.

{{Pixabay Tags|<up to 40 tags divided by vertical bars>}}

This template is composed as {{Information field}}. This means it belongs into the other_fields  (preferred) or other_fields_1  parameter of the chosen Infobox template.

|other_fields={{Pixabay Tags |tag1 |tag2 |etc.}}<other information field entries>

See also template {{Pixabay}} as appropriate license template.