INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b31a108d8184614e4b6d7cc25c50200647f5917573863ee3f07cce86735c56d3', 
    '9v9Rhzy+c0oDf2D9MaUf0GxPxenGM/k7FOxDu523u0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)