"Sat, 16 Mar 2024 08:53:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240316
Only TIME
08:53:49
General datetime
2024-03-16 08:53:49Z
For Database
2024-03-16 08:53:49
For HTTP1.1
Sat, 16 Mar 2024 08:53:49 GMT