"Sun, 01 Dec 2024 12:35:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
12:35:37
General datetime
2024-12-01 12:35:37Z
For Database
2024-12-01 12:35:37
For HTTP1.1
Sun, 01 Dec 2024 12:35:37 GMT