INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8c4f2502d4b887af726d4b2cc81b96e6495ab87a05a604a8ddf7382258f519d', 
    'A0kwzLxkIkng0x4tSD6qRI0t9iDjH1ug0Bj2ufyri/c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)