INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55ba28fc7a00189f53786d783aa9936090083d8a2c183e056f81af6320dd09ea', 
    'Dn9cDTYrlntWMwxI9Mr/9Bv3uGEZlgtiwuZMJPuUzKQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)