"Sun, 12 May 2024 06:37:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
06:37:32
General datetime
2024-05-12 06:37:32Z
For Database
2024-05-12 06:37:32
For HTTP1.1
Sun, 12 May 2024 06:37:32 GMT