"Sun, 12 May 2024 17:02:28"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
17:02:28
General datetime
2024-05-12 17:02:28Z
For Database
2024-05-12 17:02:28
For HTTP1.1
Sun, 12 May 2024 17:02:28 GMT