The CHAR codes translate to qpxbq1qvpjq . By forcing the database to display this string in an error message, an attacker can confirm that the application is vulnerable to SQL injection [2].
It looks like you’ve shared a snippet of an used for automated database testing or exploitation [1]. The CHAR codes translate to qpxbq1qvpjq
If you found this in your web server logs or via a security scanner, it indicates that someone (or an automated tool) was testing that specific {KEYWORD} parameter for vulnerabilities [3]. Sources:[1] owasp.org[2] portswigger.net[3] cloudflare.com The CHAR codes translate to qpxbq1qvpjq