INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6c4132621d28a001366607eed48256a7362cb4a27998a832ac3a6b726e352a3', 
    'YpM6FsZhUcVfDiFnKgNCgIQfqdC27vV8LetmunS3F5I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)