PHP setting for the domain:
PHP version: 7.2.18 with FPM
Memory_limit: 256M
max_execution_time: 1000
max_input_time: 1000
post_max_size: 16M
upload_max_filesize:16M

FcgidIdleTimeout 1200
FcgidProcessLifeTime 1200
FcgidConnectTimeout 1200
FcgidIOTimeout 1200
Timeout 1200
ProxyTimeout 120

Centos 7 Server with Plesk 17.8.
PHP-Version 7.2.18 With FPM