INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7f6226269db3d52a37db921cf2b72dea49ddf72cbe0e52049d141dea75da446f', 
    'POfH2O7sOesNHsXBhktniqimnLllvMHMBuChaHGBr6Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00064

Result

int(1)