इसे आजमाएं
INSERT CustomerTable(customer, Field2, Field3, Field4)
SELECT 123457, Field2, Field3, Field4
from CustomerTable
WHERE customer = 123456
इसे आजमाएं
INSERT CustomerTable(customer, Field2, Field3, Field4)
SELECT 123457, Field2, Field3, Field4
from CustomerTable
WHERE customer = 123456