INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e7a28216b11b10387d24a79fcb856ef0f76ef24365d1c599a4251ee890207891', 
    'kxmR/hINWxhjmwxTsyy7TnvHZa4fL6lX0JTqRrrWGZc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)