Warning: POST Content-Length of 148037055 bytes exceeds the limit of bytes in Unknown

[alex288288]

output:
[root@208-93-XXX-XX ~]# grep post_max_size /etc/php.ini
post_max_size = 800M
post_max_size = __lx_post_max_size
post_max_size = 800M
post_max_size = 80M

[hostonnet]

output:
[root@208-93-XXX-XX ~]# grep post_max_size /etc/php.ini
post_max_size = 800M
post_max_size = __lx_post_max_size
post_max_size = 800M
post_max_size = 80M

You have it several times. Normal php.ini have uncommented post_max_size one time only. Remove duplicates.