Inserting of post is failing

Hi, I am receiving the following errors when it comes time to insert the post. I am running an Amazon Product Review job. aiomatic_info.log ================= [4-Feb-2025 15:02:05 UTC] Failed to insert post into wp database(4)! Title:Unlocking Magic Together: Our Journey with the Book of Shadows! Error: Could not insert post into the database.Error code: db_insert_errorError data: WordPress database error: Processing the value for the following field failed: post_content. The supplied value may be too long or contains invalid data.<br/> Any idea what might be causing this? Cheers, Tom