MySQL / MariaDB SQL

CREATE TABLE IF NOT EXISTS assets (
  name         VARCHAR(255) PRIMARY KEY,
  content_type VARCHAR(100) NOT NULL,
  body         BLOB NOT NULL
);

REPLACE INTO assets (name, content_type, body)
VALUES ('pixel.gif', 'image/gif', FROM_BASE64('R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw=='));