INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a4d347e9fa453a55b754e0be8f84773954e25ff1a0be24dc2fd0ee14abef2cc', 
    '1buT6t4oqMnPiznYB5giUOlAcgRFSY6wM17vA39jm7c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)