"Sun, 29 Dec 2024 07:30:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
07:30:20
General datetime
2024-12-29 07:30:20Z
For Database
2024-12-29 07:30:20
For HTTP1.1
Sun, 29 Dec 2024 07:30:20 GMT