INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5201b15e8e9e93edd35dc1459754543b776c53bb804fc564357f3fa4202c903f', 
    '6MxLNrRvp1MxKBtPhrBww3hulS365jS1dUzW/eMWcDc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)