Try googling.
Source: https://www.sqlservertutorial.net/sql-server-basics/sql-server-insert-multiple-rows/
INSERT INTO table_name (column_list)
VALUES
(value_list_1),
(value_list_2),
...
(value_list_n);
INSERT INTO Employee (no,name,phone) VALUES ((1,Kenit,999999999),(2,Kenit,999999999),(3,Kenit,999999999),(4,Kenit,999999999),(5,Kenit,999999999),(6,Kenit,999999999));
happy to help
also: phone numbers should be saved in strings, as well as your names. so adding quotation marks helps not only in readability of the code it gives required LOGIC:
example:
...('asdf', 123, '+8920841209')
()from values and add,after each values sequence