INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b68f303325e16c6bc6f85235ada0235fb8a1d76c42877250ac7c21ecb6e0f2bf', 
    'zUR2Gu3XM0t8z534M4vijGexdB8fjY3XvOH6Jjpv0RU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)