INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e7b19e3e05a170cb089a8d756d3f87644f79b04da9364a03d11bdc31496d5e9', 
    '4tQEWdhA7a+wRxyxfXOa5lLqdnoDNSk0LCV1K2PHrOc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)