tiki ldap error

System error.
The following error message was returned:

Data too long for column 'comment' at row 1
The query was:

insert into `tiki_actionlog` (`action`, `object`, `lastModif`, `user`, `ip`, `comment`, `objectType`, `client`) values(?,?,?,?,?,?,?,?)
Values:

ldap
system
1309934495
gp
10.0.1.143
Connect Host: ldap://sja-srv02:389ldap://sja-srv01:389ldap://sjv-srv01:389. Binddn: CN=Gert Petersen,OU=Silkeborg,OU=Ingeniører,OU=Søren Jensen,DC=sj,DC=local at line 220 in C:\inetpub\wwwroot\lib\auth\ldap.php
system
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E)
The built query was likely:

insert into `tiki_actionlog` (`action`, `object`, `lastModif`, `user`, `ip`, `comment`, `objectType`, `client`) values('ldap','system','1309934495','gp','10.0.1.143','Connect Host: ldap://sja-srv02:389ldap://sja-srv01:389ldap://sjv-srv01:389. Binddn: CN=Gert Petersen,OU=Silkeborg,OU=Ingeniører,OU=Søren Jensen,DC=sj,DC=local at line 220 in C:\\inetpub\\wwwroot\\lib\\auth\\ldap.php','system','Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E)')