Revise paste logins-table

MariaDB [logins]> DESC logins;
+-----------------+------------------+------+-----+-------------------+-----------------------------+
| Field           | Type             | Null | Key | Default           | Extra                       |
+-----------------+------------------+------+-----+-------------------+-----------------------------+
| login_id        | int(10) unsigned | NO   | PRI | NULL              | auto_increment              |
| created_at      | timestamp        | NO   |     | CURRENT_TIMESTAMP | on update CURRENT_TIMESTAMP |
| sock_domain     | varchar(32)      | YES  |     | NULL              |                             |
| remote_port     | int(10) unsigned | YES  |     | NULL              |                             |
| remote_hostname | varchar(128)     | YES  |     | NULL              |                             |
| remote_ip       | varchar(64)      | YES  |     | NULL              |                             |
| username        | varchar(128)     | YES  |     | NULL              |                             |
| password        | varchar(128)     | YES  |     | NULL              |                             |
+-----------------+------------------+------+-----+-------------------+-----------------------------+
8 rows in set (0.00 sec)