"Sun, 12 May 2024 08:53:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
08:53:49
General datetime
2024-05-12 08:53:49Z
For Database
2024-05-12 08:53:49
For HTTP1.1
Sun, 12 May 2024 08:53:49 GMT