"Sun, 24 Mar 2024 18:41:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240324
Only TIME
18:41:31
General datetime
2024-03-24 18:41:31Z
For Database
2024-03-24 18:41:31
For HTTP1.1
Sun, 24 Mar 2024 18:41:31 GMT