INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '281192f846fe01929f9b2c63d5baa83d8931cbb1787159a430fb730497639ada', 
    'TQskFYhneBbkfC0bCXCDp1KzJdWClMGXaehABgk3mMY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)