"Sun, 29 Dec 2024 16:39:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
16:39:04
General datetime
2024-12-29 16:39:04Z
For Database
2024-12-29 16:39:04
For HTTP1.1
Sun, 29 Dec 2024 16:39:04 GMT