"Sun, 12 May 2024 10:51:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
10:51:27
General datetime
2024-05-12 10:51:27Z
For Database
2024-05-12 10:51:27
For HTTP1.1
Sun, 12 May 2024 10:51:27 GMT