It uses the CONVERT function to force a data type error (converting a string to an integer).
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 It uses the CONVERT function to force a
It looks like you’ve shared a snippet of an used for automated database testing or exploitation [1]. The CASE statement (6883=6883) is a "true" condition
The CASE statement (6883=6883) is a "true" condition used to verify that the query logic is being processed by the server [2]. Specifically, this is a attempt:
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].
Specifically, this is a attempt: