INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1e19b2176b1d1be94d060a99f520785e1342d95d31b9452e0954daa434375545', 
    'kemQfHJlcSbQF6yy3f5OTdRHGGUbTlBZBrxyG3GhqN8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)