Code:
REPLACE INTO `npc_vendor` (`entry`,`item`) VALUES 
('11135','51220'), 
('11135','51221'), 
('11135','51222'), 
('11135','51223'), 
('11135','51224'), 
('11135','49983'), 
('11135','50802'), 
('11135','51225'), 
('11135','51226'), 
('11135','51227'), 
('11135','51228'), 
('11135','51229'), 
('11135','51230'), 
('11135','51231'), 
('11135','51232'), 
('11135','51233'), 
('11135','51234'), 
('11135','51862'), 
('11135','51899'), 
('11135','51235'), 
('11135','51236'), 
('11135','51237'), 
('11135','51238'), 
('11135','51239'), 
('11135','51240'), 
('11135','51241'), 
('11135','51242'), 
('11135','51243'), 
('11135','51244'), 
('11135','51250'), 
('11135','51251'), 
('11135','51253'), 
('11135','51254'), 
('11135','51255'), 
('11135','51256'), 
('11135','51257'), 
('11135','51258'), 
('11135','51259'), 
('11135','51270'), 
('11135','51271'), 
('11135','51272'), 
('11135','51273'), 
('11135','51274'), 
('11135','51275'), 
('11135','51276'), 
('11135','51277'), 
('11135','51278'), 
('11135','51279'), 
('11135','51280'), 
('11135','51281'), 
('11135','51282'), 
('11135','51283'), 
('11135','51284'), 
('11135','51285'), 
('11135','51286'), 
('11135','51287'), 
('11135','51288'), 
('11135','51289'), 
('11135','51290'), 
('11135','51291'), 
('11135','51292'), 
('11135','51293'), 
('11135','51294'), 
('11135','51300'), 
('11135','51301'), 
('11135','51302'), 
('11135','51303'), 
('11135','51304'), 
('11135','51305'), 
('11135','51306'), 
('11135','51307'), 
('11135','51308'), 
('11135','51309'), 
('11135','50639'), 
('11135','51310'), 
('11135','51311'), 
('11135','51312'), 
('11135','51313'), 
('11135','51314'), 
('11135','50639')

Code:
UPDATE `npc_vendor` (`entry`,`item`) VALUES 
('11135','51220'), 
('11135','51221'), 
('11135','51222'), 
('11135','51223'), 
('11135','51224'), 
('11135','49983'), 
('11135','50802'), 
('11135','51225'), 
('11135','51226'), 
('11135','51227'), 
('11135','51228'), 
('11135','51229'), 
('11135','51230'), 
('11135','51231'), 
('11135','51232'), 
('11135','51233'), 
('11135','51234'), 
('11135','51862'), 
('11135','51899'), 
('11135','51235'), 
('11135','51236'), 
('11135','51237'), 
('11135','51238'), 
('11135','51239'), 
('11135','51240'), 
('11135','51241'), 
('11135','51242'), 
('11135','51243'), 
('11135','51244'), 
('11135','51250'), 
('11135','51251'), 
('11135','51253'), 
('11135','51254'), 
('11135','51255'), 
('11135','51256'), 
('11135','51257'), 
('11135','51258'), 
('11135','51259'), 
('11135','51270'), 
('11135','51271'), 
('11135','51272'), 
('11135','51273'), 
('11135','51274'), 
('11135','51275'), 
('11135','51276'), 
('11135','51277'), 
('11135','51278'), 
('11135','51279'), 
('11135','51280'), 
('11135','51281'), 
('11135','51282'), 
('11135','51283'), 
('11135','51284'), 
('11135','51285'), 
('11135','51286'), 
('11135','51287'), 
('11135','51288'), 
('11135','51289'), 
('11135','51290'), 
('11135','51291'), 
('11135','51292'), 
('11135','51293'), 
('11135','51294'), 
('11135','51300'), 
('11135','51301'), 
('11135','51302'), 
('11135','51303'), 
('11135','51304'), 
('11135','51305'), 
('11135','51306'), 
('11135','51307'), 
('11135','51308'), 
('11135','51309'), 
('11135','50639'), 
('11135','51310'), 
('11135','51311'), 
('11135','51312'), 
('11135','51313'), 
('11135','51314'), 
('11135','50639')
USe them if you get errors