INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52b8d831e5e48b2a9f84372001be9136f230e79b91eca408b9750b564759824b', 
    'EkRMPBCkWvdpV6gtgVPRslxtWqAdL6XzDkJ6CmsFsHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)