INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6340dc050c9798cefc2206d0e79209f9c2def605222e65cba75f55b772af120f', 
    'owWA3Opb5EmKDdpUu6ijDYiss6JVtCCT5LoWg7dA514=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)