MySQL Error!
MySQL error in file: /engine/engine.php at line 254
Error Number: 3685
The Error returned was:
Illegal argument to a regular expression.
SQL query:

SELECT id FROM dle_post WHERE category regexp '[[:<:]](188|246|247|248|249|158|264|266|267)[[:>:]]' AND approve=1 AND date < '2021-08-04 20:04:18'