{keyword}) Waitfor Delay '0:0:5' And (8141=8141 ✦

: This is a Microsoft SQL Server command that instructs the database to pause for exactly five seconds before executing the rest of the query or returning a result.

: This is a "tautology"—a statement that is always true. It is used by attackers to ensure the logic of the injected code doesn't break the original query. {KEYWORD}) WAITFOR DELAY '0:0:5' AND (8141=8141

The text you provided is a common string used in attacks, specifically a Time-Based attack targeting Microsoft SQL Server. What this code does : This is a Microsoft SQL Server command

Attackers use this to test if a website is vulnerable to SQL injection when the database doesn't return visible error messages. If the website takes exactly five seconds longer to load after this "keyword" is entered, the attacker knows they have successfully executed code on the server. The text you provided is a common string