You might want to take a look at the following discussion (prompted by image transform time out issues) where a fix was made to the AWS S3 plugin which the DO Spaces plugin is based on.
https://craftcms.stackexchange.com/questions/30966/converting-images-to-webp-overcoming-timeout-errors
You might want to take a look at the following discussion (prompted by image transform time out issues) where a fix was made to the AWS S3 plugin which the DO Spaces plugin is based on.
https://craftcms.stackexchange.com/questions/30966/converting-images-to-webp-overcoming-timeout-errors