INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a340d8cfea536d5b972d18cc7ee6d5bbcde10b8038a7d3b9e687bb512bc9355e', 
    'bdERHGno0NmvLKC8KheaQ09nOy9pXILyxsdkRDPJQZg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00062

Result

int(1)