INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76d562278976003af0b2c97bfe7f60f108f69fe47719d91defa953d4431ff27d', 
    't60nkNt3Yf4PJ5dTervjp9a6cxtINb7hG3x8bt13Uig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)