Thank you for your quick answer
i have some new information in CMD when start MYSQL
"C:\Program Files (x86)\Parallels\Plesk\Databases\MySQL51\bin>mysqld start
140324 14:47:15 [Warning] Can't create test file C:\Program Files (x86)\Parallels\Plesk\Databases\MySQL51\data\TND-SV1.lower-test...