fix sql syntax error: '`traff_time` INT(10) UNSIGNED NOT NULL' instea…

Quote from i-MSCP Github (1.5.3)

Code

1. fix sql syntax error: '`traff_time` INT(10) UNSIGNED NOT NULL' instead of '`traff_time INT(10) UNSIGNED NOT NULL`'

Source: https://github.com/i-MSCP/imsc…5435749a263b262b38215ae21