INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b460b938395e0c76d4b08e788cd2f169a7bd51911cc1f59751c5c3047bdd149', 
    'rtYd4rkbCdFXS4DclB371OVSnWshPThLrJQr/AoDn00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)