mysql> create table TBL_pelates(id int(11) not null, onoma varchar(50) null,epwnymo varchar(80) not null, AM int(1) not null, primary key(id));
Query OK, 0 rows affected (0,06 sec)

mysql> describe TBL_pelates;
+---------+-------------+------+-----+---------+-------+
| Field   | Type        | Null | Key | Default | Extra |
+---------+-------------+------+-----+---------+-------+
| id      | int(11)     | NO   | PRI | NULL    |       |
| onoma   | varchar(50) | YES  |     | NULL    |       |
| epwnymo | varchar(80) | NO   |     | NULL    |       |
| AM      | int(1)      | NO   |     | NULL    |       |
+---------+-------------+------+-----+---------+-------+
4 rows in set (0,01 sec)

mysql> insert into TBL_pelates(id, onoma, epwnymo, AM) values (1, "μαρία", "ψαροπά", 13060),(2, "γιώργος", "γεωργιάδης", 91919),(3, "αρίστος", "ζαλακώστας", 22222),(4, "μπάμπης", "σταύρου", 14523),(5, "σάκης", "ρουβάς", 62341);
Query OK, 5 rows affected (0,00 sec)
Records: 5  Duplicates: 0  Warnings: 0

mysql> select * from TBL_pelates;
+----+----------------+----------------------+-------+
| id | onoma          | epwnymo              | AM    |
+----+----------------+----------------------+-------+
|  1 | μαρία          | ψαροπά               | 13060 |
|  2 | γιώργος        | γεωργιάδης           | 91919 |
|  3 | αρίστος        | ζαλακώστας           | 22222 |
|  4 | μπάμπης        | σταύρου              | 14523 |
|  5 | σάκης          | ρουβάς               | 62341 |
+----+----------------+----------------------+-------+
5 rows in set (0,00 sec)