INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '34ddda773b6b557c967ff23b41ffa871439ede09189b54456c6837be547c975b', 
    'Fm3uVSruFRGvd4K9Y71E7remUHfTlArx6OnS19CLrcs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)