INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53c4c6cddb799834d7f84987e6b06f24d08be38af4e3b3de7fd9f0293a77a8ae', 
    'v2qzKyj7uLyb0uH1OVBomilp2vjQiFW0kgGZNVj/B/k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)