"Sat, 23 Mar 2024 22:09:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240323
Only TIME
22:09:52
General datetime
2024-03-23 22:09:52Z
For Database
2024-03-23 22:09:52
For HTTP1.1
Sat, 23 Mar 2024 22:09:52 GMT