INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b51606e5651e3ea24bef6429f8ea4f76c028992aa2657109ffe837bf4fa655f', 
    'ymk+yfTyQ75MYDuDpzMP2DAE0xG80sqPAUus+/eWEm0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)