INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b990b841b7b8c1c7a79bfe619cccd63a79316d412c02b22d5efdad886f2a4758', 
    'Ej40Fz3iImuOlm5DRHJgtuwU/S0MQMzwP3Hrx3E5/4w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)