INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c321a8ee8b32735ce61055b8428066e011b6c7d707ad3f2333ab84359ab07c5', 
    'w8/uqfz8CupejdZae2kdamPKOWtKTm00yBFkNPlJmpw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)