Character major lambda causes error in MariaDB monitor

Welcome to the MariaDB monitor.  Commands end with ; or \g.

Your MariaDB connection id is 32603

Server version: 10.5.10-MariaDB-1:10.5.10+maria~focal-log mariadb.org binary distribution

 CREATE TABLE `test` (

  `id` mediumint(9) NOT NULL AUTO_INCREMENT,

  `comment` char(60) COLLATE utf8_bin NOT NULL,

  UNIQUE KEY `id` (`id`)

) ENGINE=MyISAM AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COLLATE=utf8_bin 

INSERT INTO test (comment) VALUES  'AΛΣ · IXH · XAN';

M:783520 [ci4]>\cINSERT INTO test (comment) VALUES  'A