-'lockmanager-notlocked' => 'Could not unlock key "$1"; it is not locked.',
-'lockmanager-fail-closelock' => 'Could not close lock file for key "$1".',
-'lockmanager-fail-deletelock' => 'Could not delete lock file for key "$1".',
-'lockmanager-fail-acquirelock' => 'Could not acquire lock for key "$1".',
-'lockmanager-fail-openlock' => 'Could not open lock file for key "$1".',
-'lockmanager-fail-releaselock' => 'Could not release lock for key "$1".',
-'lockmanager-fail-acquirelocks' => 'Could not acquire locks for keys "$1".',
+'lockmanager-notlocked' => 'Could not unlock hash key "$1"; it is not locked.',
+'lockmanager-fail-closelock' => 'Could not close lock file for hash key "$1".',
+'lockmanager-fail-deletelock' => 'Could not delete lock file for hash key "$1".',
+'lockmanager-fail-acquirelock' => 'Could not acquire lock for hash key "$1".',
+'lockmanager-fail-openlock' => 'Could not open lock file for hash key "$1".',
+'lockmanager-fail-releaselock' => 'Could not release lock for hash key "$1".',
+'lockmanager-fail-acquirelocks' => 'Could not acquire locks for hash keys "$1".',