"Sun, 22 Dec 2024 13:35:06"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241222
Only TIME
13:35:06
General datetime
2024-12-22 13:35:06Z
For Database
2024-12-22 13:35:06
For HTTP1.1
Sun, 22 Dec 2024 13:35:06 GMT