insert('key_value') ->fields([ 'collection' => 'system.schema', 'name' => 'block_test', 'value' => 'i:8000;', ]) ->execute(); // Update core.extension. $extensions = $connection->select('config') ->fields('config', ['data']) ->condition('collection', '') ->condition('name', 'core.extension') ->execute() ->fetchField(); $extensions = unserialize($extensions); $extensions['module']['block_test'] = 8000; $connection->update('config') ->fields([ 'data' => serialize($extensions), ]) ->condition('collection', '') ->condition('name', 'core.extension') ->execute(); // Install the block configuration. $config = file_get_contents(__DIR__ . '/block.block.missing_schema.yml'); $config = Yaml::parse($config); $connection->insert('config') ->fields(['data', 'name', 'collection']) ->values([ 'name' => 'block.block.missing_schema', 'data' => serialize($config), 'collection' => '', ]) ->execute();