INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2e18f967ef61658969c0e4f6bcdcf337036d6d0e68654987055626433eff108', 
    'dMGaFrY5YU9kugeDGHIWj6PHR33A6fNUMmRl5htELcc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)