INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4b9c798950e28212a66f6feaace8f24fd52791e35053e8f4c9e8d5bf8f33bdd', 
    '8nFxTvbdtOR4BKssqaqLW3WbL+y9LGDOmZ0XG953YvM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)