INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd21e3d509d285108520f87ce9d7f23f58092dc352886a571a4a20d920b580242', 
    'ajLpLPGFM16+TAJMniuwy9T0boCQAoWLuGTOg+2yfHQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)