INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '838b9ea3ec01bcf7661902ccadba864d3dc4fd1e739ecf63601aad1f329176af', 
    'JK+TPB3U1WQs/v2p/1g1acXFkwTbKPEzEPWxmrM75nc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00013

Result

int(1)