INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c941bd940f2109127a30a3657cca90eec5c8a7fcccdcf6e972b5b597addd5a9d', 
    '6U4d1B5D5gjWvSmIevPUt0qneOCQtI3ovghM4udsUcw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)