mysql> create table `table` (id int, `text` varchar(100));
Query OK, 0 rows affected (0.53 sec)

mysql> insert into `table` (id, `text`) select 3,'dummy text';
Query OK, 1 row affected (0.10 sec)
Records: 1  Duplicates: 0  Warnings: 0

mysql> select * from `table`;
+------+------------+
| id   | text       |
+------+------------+
|    3 | dummy text |
+------+------------+
1 row in set (0.02 sec)

mysql> UPDATE `Table` SET `text` = 'ООО "Компания "' WHERE id='3';
Query OK, 1 row affected (0.09 sec)
Rows matched: 1  Changed: 1  Warnings: 0

mysql> select * from `table`;
+------+----------------------------+
| id   | text                       |
+------+----------------------------+
|    3 | ООО "Компания "            |
+------+----------------------------+
1 row in set (0.00 sec)

mysql> UPDATE `Table` SET `text` = 'ООО "Компания " 111' WHERE id='3';
Query OK, 1 row affected (0.06 sec)
Rows matched: 1  Changed: 1  Warnings: 0

mysql> select * from `table`;
+------+--------------------------------+
| id   | text                           |
+------+--------------------------------+
|    3 | ООО "Компания " 111            |
+------+--------------------------------+
1 row in set (0.00 sec)