[DataConnection.HandleError]: 

Query: 
/*
DECLARE
    @Guid       NVARCHAR(64) = '1D93249E-72BB-4573-9F82-F37616891F74',
        --Attachment: EA717116-4F9D-4DD4-B793-91C004228501
        --Email:      19A21CE2-CE0E-45EF-BAF2-B4A3020E9720
        --oneIM:      1D93249E-72BB-4573-9F82-F37616891F74
    @UserId     INT = 132,
    @SiteId     INT = 4,
    @Referrer   NVARCHAR(255) = '',
    @ClientIp   NVARCHAR(32) = '127.0.0.1',
    @SessionId NVARCHAR(64) = 'KenticoSessionIdHere'
*/

DECLARE
    @Attachments    NVARCHAR(255),
    @FormFiles      NVARCHAR(255),
    @oneIMFiles     NVARCHAR(255)

DECLARE
    @Data   TABLE (
        Source      NVARCHAR(255),
        FileSource  NVARCHAR(255),
        FileName    NVARCHAR(255),
        MimeType    NVARCHAR(255),
        Size        INT,
        Binary      VARBINARY(MAX)
    )

SELECT     @Attachments = dbo.Sfn_GetCMSSetting(@SiteId, 'CMSFilesFolder') + 
            IIF(dbo.Sfn_GetCMSSetting(@SiteId, 'CMSUseFilesSiteFolder') IN ('1', 'True'), '\' + SiteName, '') + '\',
            @FormFiles = dbo.Sfn_GetCMSSetting(@SiteId, 'CMSBizFormFilesFolder') + 
            IIF(dbo.Sfn_GetCMSSetting(@SiteId, 'CMSUseBizFormsSiteFolder') IN ('1', 'True'), '\' + SiteName, '') + '\',
            @oneIMFiles = dbo.Sfn_GetCMSSetting(@SiteId, 'CMSBizFormFilesFolder') + '\one.ingrammicro.eu\'
FROM        dbo.CMS_Site WITH (NOLOCK)
WHERE       SiteID = @SiteId

INSERT INTO @Data
SELECT      TOP 1 *
FROM        (
                SELECT      'CMS_Attachment' Source,
                            CONCAT(@Attachments, LEFT(AttachmentGUID, 2), '\', AttachmentGUID, AttachmentExtension) FileSource,
                            AttachmentName FileName,
                            AttachmentMimeType MimeType,
                            AttachmentSize Size,
                            AttachmentBinary Binary
                FROM        dbo.CMS_Attachment WITH (NOLOCK)
                WHERE       AttachmentGUID = @Guid
                    AND     AttachmentSiteID = @SiteId
                UNION 
                SELECT      'CMS_EmailAttachment',
                            CONCAT(@FormFiles, AttachmentGUID, AttachmentExtension),
                            AttachmentName,
                            AttachmentMimeType,
                            AttachmentSize,
                            AttachmentBinary
                FROM        dbo.CMS_EmailAttachment WITH (NOLOCK)
                WHERE       AttachmentGUID = @Guid
                    AND     AttachmentSiteID = @SiteId
                UNION 
                SELECT      'oneIM_Attachments',
                            CONCAT(@oneIMFiles, ItemGUID, FileExtension),
                            RIGHT(FileName, CHARINDEX('\', REVERSE('\' + FileName)) - 1),
                            FileMimeType,
                            FileSize,
                            Data
                FROM        dbo.oneIM_Attachments WITH (NOLOCK)
                WHERE       ItemGUID = @Guid
                    --AND     No SiteID field! = @SiteId
            ) A

INSERT INTO dbo.Analytics_FileDownloads
            (TimeStamp, UserID, SiteID, Source, FileGUID, Referrer, ClientIP, SessionId)
SELECT      GETDATE(),
            @UserId,
            @SiteId,
            Source,
            @Guid,
            @Referrer,
            @ClientIp,
            @SessionId
FROM        @Data

SELECT      *
FROM        @Data

Caused exception: 
String or binary data would be truncated in table 'KENTICO.dbo.Analytics_FileDownloads', column 'ClientIP'. Truncated value: '2600:1f28:365:80b0:2b2a:1ff8:c7e'.
The statement has been terminated.