Caduc

SELECT * FROM lau_categories AS categories WHERE categories.keywords RLIKE '[[:<:]]caduc[[:>:]]' LIMIT 1
3685: Illegal argument to a regular expression.

SELECT * FROM lau_categories AS categories WHERE categories.keywords RLIKE '[[:<:]]couleurs d\'automne[[:>:]]' LIMIT 1
3685: Illegal argument to a regular expression.