INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '840463439b3a9af3a20baa3e594480a739e53af1ba7deaf6b9ba46c584b01845', 
    'u0PNf2N4kcO6PybzkWSscd1ttg682wI6Lh98VlzuVOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)