"Sun, 22 Dec 2024 23:16:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241222
Only TIME
23:16:40
General datetime
2024-12-22 23:16:40Z
For Database
2024-12-22 23:16:40
For HTTP1.1
Sun, 22 Dec 2024 23:16:40 GMT