INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8d0a6456604bc581c1d2b72f5957520481e39f628442035b0323e2fbb034a93', 
    'nTl+WANV5GxBiMrk/8lTGE6rqlQHDVjgObgWzEFyx1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)