INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '121c96e291ff0e66fc380b718bb4bcd4a250778fca251414e352d39ea8e445c6', 
    'IU9w20FLq9B0BMl7yryxQZjzMf1w03LL369iwMEHiUY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)