INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31ccfbcd138758755e7bbf2497632bcd31814d18e1a318b6bfa233ccd8850236', 
    'WRakd4au1xwVN3bM/xbuzv6d4+ypjokg3Fkge9u1THI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)