helloi have a SP, below and getting this error when i add the first 2 linesServer: Msg 156, Level 15, State 1, Procedure insert_sms_phonebook_1, Line 33Incorrect syntax near the keyword 'else'.AS If exists (select * from sms_phonebook where phone_number = @phone_number_1 and username = @username_1)elseINSERT INTO [1newday_com_sql].[dbo].[sms_phonebook] ([username],[Phone_number],[Nickname]) select @username_1,@Phone_number_1,@Nickname_1