"Sun, 12 May 2024 22:22:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
22:22:03
General datetime
2024-05-12 22:22:03Z
For Database
2024-05-12 22:22:03
For HTTP1.1
Sun, 12 May 2024 22:22:03 GMT