INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c4b51422de8d78b98f89f70527fd615308c448549f34d21a945ce73dbeb81f7', 
    'MxA8mxwd62QJ5EKlbEbe6bz8H8BHtJJyMsDdrawYQ/E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)