INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '621c9a21e5ec44d7e7f6bba9a324d05102f86b100b6a0743e9763f48ff1f60df', 
    '4Ud4zYWxsAR+isGtaQRb/DzKryFuN/+00Qf2bLMCygg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)