INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '276a2d0f14cab03b4b5724287199906252c1a462517caad82206439299cebbd4', 
    'Ns0gD+TK1A81wY6BmgfBfywHstJ6LXeoMFPH/awEQB0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)