INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ea6b3dfd09520b3e5aedc02faf9700a526c0d7aa95a7a31b848854d2b32daa31', 
    'N7jT3kq/KVUAmM66iNmjv9PQ7eojZioYPkTZkpmunt0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)