INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '528c8e1e893aa56c82961c92f34945a8b95310f9cefd681fb2ab9974a7b34fc9', 
    'FO2u1luSrpk+PkI8jRcyBct+5C0oUWTJ6d78HVm7UCY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)