{keyword}' And (select 9097 From(select Count(*),concat(0x7170786271,(select (elt(9097=9097,1))),0x7176706a71,floor(rand(0)*2))x From Information_schema.character_sets Group By X)a) And 'gcfi'='gcfi Link

It uses CONCAT and RAND() to generate a predictable error. The 0x7170786271 and 0x7176706a71 are hexadecimal "markers" (spelling out "qpxbq" and "qvpjq") that allow the attacker to easily find the injected data within the server's error logs.

It looks like you've shared a snippet of a string. It uses CONCAT and RAND() to generate a predictable error

The 'GcFI'='GcFI' at the end is a "tautology" (a statement that is always true) used to ensure the rest of the query still executes if the application doesn't properly sanitize the input. The 'GcFI'='GcFI' at the end is a "tautology"

To force the database to return an error message that contains specific data (like the database version or user names) by creating a duplicate entry in a temporary table. To protect your site, ensure you are using

It means someone (or an automated bot) is scanning your site for vulnerabilities. To protect your site, ensure you are using prepared statements (parameterized queries) and a Web Application Firewall (WAF).

Specifically, this is a attempt using a "group by" error-based technique.