"Sun, 15 Dec 2024 01:09:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241215
Only TIME
01:09:08
General datetime
2024-12-15 01:09:08Z
For Database
2024-12-15 01:09:08
For HTTP1.1
Sun, 15 Dec 2024 01:09:08 GMT