INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a21455455d350023cb7b412b296b12a7a2aeb8cf0778d6dcbf5df2d8f041c8d1', 
    'IkRbzYZt62jl6++jEt+5K7yfFXY5lwCBtDSUcKU2dwY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)