INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d2eccc888ae761e4a00765e72038caffe5f7871f9312c30dd4f232ca9948eee', 
    '9b8aYMe+JsvACAj8f8WwkZs+TJQfKs3yr2TRnh8jEBo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)