"Sun, 01 Dec 2024 15:42:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
15:42:13
General datetime
2024-12-01 15:42:13Z
For Database
2024-12-01 15:42:13
For HTTP1.1
Sun, 01 Dec 2024 15:42:13 GMT