{keyword} And 6883=convert(int,(select Char(113) Char(112) Char(120) Char(98) Char(113) (select (case When (6883=6883) Then Char(49) Else Char(48) End)) Char(113) Char(118) Char(112) Char(106) Char(113)))-- Rprw Now

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].

It uses the CONVERT function to force a data type error (converting a string to an integer).