INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39518389d043f5a4f29e6e43327a9c280f10b76189458c945e34f638886bd98a', 
    '5+zY3rMfnlPs2Y6dmI3OKwlARBPfd6bnN9yBFURMshY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)