Relais import fails with DB error message

The immport with relais data may fail under special circumstances with error message:

ERROR in core: E9999 - SQLSTATE[HY093]: Invalid parameter number: no parameters were bound, query was: SELECT `LEK_segments`.* FROM `LEK_segments` WHERE (LEK_segments.taskGuid = ?) AND (LEK_segments.fileId = 226) AND (LEK_segmen

or

ERROR Zend_Db_Statement_Exception: E9999 - SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syn
tax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '?) AND (LEK_segments.fileId = 15932) AND (LEK_segments.mid = '415
_200') LIMIT 1' at line 1, query was: SELECT `LEK_segments`.* FROM `LEK_segments` WHERE (LEK_segments.taskGuid = ?) AND (LEK_segments.fileId = 15932) AND (LEK_segments.m
id = '415_200') LIMIT 1