INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c4b2d034122a651a09c171c56805c242be3e0fd5dc3e478398718e56e527b8d', 
    'nNcT0nOLInhcy8AT7T/Wr/CRn8aWa1F6oFsnugtShT0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)