"Sun, 29 Dec 2024 15:28:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
15:28:03
General datetime
2024-12-29 15:28:03Z
For Database
2024-12-29 15:28:03
For HTTP1.1
Sun, 29 Dec 2024 15:28:03 GMT