"Sun, 01 Dec 2024 12:20:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
12:20:23
General datetime
2024-12-01 12:20:23Z
For Database
2024-12-01 12:20:23
For HTTP1.1
Sun, 01 Dec 2024 12:20:23 GMT