$this->addSql('CREATE TABLE api_tokens (id INT AUTO_INCREMENT NOT NULL, user_id INT DEFAULT NULL, name VARCHAR(255) NOT NULL, valid_until DATETIME DEFAULT NULL, token VARCHAR(68) NOT NULL, level SMALLINT NOT NULL, last_time_used DATETIME DEFAULT NULL, last_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL, datetime_added DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL, UNIQUE INDEX UNIQ_2CAD560E5F37A13B (token), INDEX IDX_2CAD560EA76ED395 (user_id), PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB');