INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21773850f2789b067208c5fb199432fc9de02f4e3e0e74d5d69d3651d1eae1cf', 
    'fQUnPLbNBPsLDkIFcxOoDaM9n9vNqi802AYY59bBKpY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)