This phrase appears to be a , specifically a technique used to test for vulnerabilities in a database.
: This is likely a random string used as a unique "fingerprint" to identify if the injection was successful in a scan report. {KEYWORD}' ORDER BY 1364-- ygyW
: This is a comment operator that tells the database to ignore the rest of the code in that line. This phrase appears to be a , specifically
If you found this in a web log or a security report, it indicates that an automated scanner or a user was testing a website for security flaws. This phrase appears to be a