INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3f0d2a2dee2f84925db88feec9b8306686e9b08fd352a256443e9c35e4a994d0', 
    'KuA3w3wNLJB/jA40j6xy0SCl01xLpI1C9ZbQl/9E9TM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)