INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3502414030e7f5427bd7f54c07c40be80fb75d0aafc6b56d54c3a6e1bbbbd9c4', 
    'mkgFUFKKWa+8U7REAtiEkUgW913ecW8+8Q4tjsH6Oi0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)