2 заполнение таблиц

USE lr_2;
insert into discipline values ('1', 'Algebra');
insert into discipline values ('2', 'Biology');
insert into discipline values ('3', 'Drawing');
insert into discipline values ('4', 'Chemistry');
insert into discipline values ('5', 'Geography');
insert into discipline values ('6', 'History');

insert into teachers values ('1', 'Shyb E.A.', '10.10.85', '8-ia Soveyskaia', '89113212233', '2');
insert into teachers values ('2', 'Ianysheva S.A.', '10.03.97', 'Polevaia', '89113212244', '5');
insert into teachers values ('3', 'Petrova U.D.', '15.06.77', 'Mira', '89113216243', '4');
insert into teachers values ('4', 'Kaz I.A.', '10.11.86', 'Lygovaia', '89113632786', '1');
insert into teachers values ('5', 'Vagna E.A.', '10.04.87', 'Planovaia', '89113287664', '2');
insert into teachers values ('6', 'Smirnova L.D.', '13.06.97', 'Marshala', '89113112348', '6');

insert into parents values ('1', 'Borisova', '1-ia Soveyskaia', '89113212233');
insert into parents values ('2', 'Stepanova', '2-ia Soveyskaia', '89123212244');
insert into parents values ('3', 'Petrova', '3-ia Soveyskaia', '89223216243');
insert into parents values ('4', 'Navalny', '4-ia Soveyskaia', '89123632786');
insert into parents values ('5', 'Varlamov', '5-ia Soveyskaia', '89113287664');
insert into parents values ('6', 'Pytina', '6-ia Soveyskaia', '89113112348');

insert into students values ('1', 'Borisova A.A.','10.03.10', '1-ia Soveyskaia', '89113212233', '1');
insert into students values ('2', 'Stepanova S.E.', '10.04.11','2-ia Soveyskaia', '89123212244', '2');
insert into students values ('3', 'Petrova M.S.', '10.05.11','3-ia Soveyskaia', '89223216243', '3');
insert into students values ('4', 'Navalny O.A', '10.07.11','4-ia Soveyskaia', '89123632786', '4');
insert into students values ('5', 'Navalny M.A.', '10.09.12','4-ia Soveyskaia', '89123632786', '4');
insert into students values ('6', 'Varlamov U.I.', '10.04.12','5-ia Soveyskaia', '89113287664', '5');
insert into students values ('7', 'Varlamov V.I.', '10.05.10','5-ia Soveyskaia', '89113287664', '5');
insert into students values ('8', 'Pytina O.V.', '10.10.12','6-ia Soveyskaia', '89113112348', '6');

insert into classes values ('1', '1', '4a');
insert into classes values ('2', '2', '3a');
insert into classes values ('3', '5', '2a');
insert into classes values ('4', '3', '1a');

insert into listt values ('2', '1');
insert into listt values ('2', '7');
insert into listt values ('3', '2');
insert into listt values ('3', '3');
insert into listt values ('3', '4');
insert into listt values ('4', '6');
insert into listt values ('4', '5');
insert into listt values ('4', '8');