merge('key_value') ->fields([ 'value' => 'i:8000;', 'name' => 'layout_builder', 'collection' => 'system.schema', ]) ->condition('collection', 'system.schema') ->condition('name', 'layout_builder') ->execute(); // Update core.extension. $extensions = $connection->select('config') ->fields('config', ['data']) ->condition('collection', '') ->condition('name', 'core.extension') ->execute() ->fetchField(); $extensions = unserialize($extensions); $extensions['module']['layout_builder'] = 0; $extensions['module']['layout_discovery'] = 0; $extensions['module']['layout_test'] = 0; $connection->update('config') ->fields([ 'data' => serialize($extensions), 'collection' => '', 'name' => 'core.extension', ]) ->condition('collection', '') ->condition('name', 'core.extension') ->execute();