Error 1366: Incorrect string value: '\xF0\x9F\x98\x8A\x0AC…' for column 'text_body' at row 1
The CHARACTER SET of the column needs to be utf8mb4.  Please provide SHOW CREATE TABLE for confirmation.

Also, the connection needs to be utf8mb4 (or UTF-8, depending on the client language).  Let's see the connection parameters.