MySQL error in file: /engine/modules/statcloud.php at line 62

Error Number: 1064

The Error returned was:
You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '. implode('|', Array) . ')[[:>:]]' AND YEAR(p.date) BETWEEN 2017 AND ...' at line 3

SQL query:

SELECT YEAR(p.date) as pub_year, COUNT(DISTINCT p.id) as cnt FROM gs_post p WHERE p.category REGEXP '[[:<:]](' . implode('|', Array) . ')[[:>:]]' AND YEAR(p.date) BETWEEN 2017 AND 2026 GROUP BY YEAR(p.date)