INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd5c520862dc002a0f03d2032d68caa8197495070e90ab40000e56941d26fde7f', 
    'mxr2U2O5sRnMNwVAoI4VKiTeeBDI5Fe67r1uEuhyM3k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)