INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2264f47926cccee30c55a4bd5058864ed147b7890f2d9154c2dd83a90adc0039', 
    't51qGdeAeurt5P30rpEGo+R3AVIPFo0O2q4vk8I8txE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)