INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d1a76cdc7dc7f43b2710e69a993c5f311895b08b5202df17c95bfb46b9db543', 
    '4PckBaI4tL7NHcArYNboBfe7eflIC3MzrAvFisYNvug=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)