oci_bind_by_name y to_date PHP / OCI / Oracle

Tengo lo siguiente: $ARTIFACT_NAME = $_POST['ArtifactName']; $ARTIFACT_TYPE = $_POST['ArtifactType']; $ARTIFACT_LOCATION = $_POST['ArtifactLocation']; $ARTIFACT_DOMAIN = $_POST['ArtifactDomain']; $ARTIFACT_AUTHOR = $_POST['ArtifactAuthor']; ...