INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51ca83ff2c3f69a00d771d6df3c366a0e8d059484fec3879ad02501e1f381db2', 
    '3+/oobgbRgoyyHoR00L5uDUhM0VbxkP5AWzE334DlWw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)