INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b2f979796995dcaeaf5937a14d515e26382a89d21e0abb377bcd5f97122f334', 
    'fdfWtEUsb+zrpClKBdqbTfi2if9K5ebFDm51AY1Y/hc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)