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 'and (completado_por=0 or completado_por=2) ORDER BY prioridad asc' at line 1
SELECT * FROM hv_tickets_variables WHERE eventoid= and (completado_por=0 or completado_por=2) ORDER BY prioridad asc
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