INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f99977767351136859378954ce60b49801d3a992be284c760f420ec0481a7a0', 
    'uinL4zO5xmCxJ0tXlZvlIfjzDVE+wtSNUbFsRAUDzY0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)