INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5339d861e33f396b5f4d11b34c18eeac7c15d29da979c80650abc0d4d0a87738', 
    'BLjg3Aed+uiqThIcVs5R0d7A537+5rtmWWa8Or2DJlo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)