INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7839519d9b5390a40eae684bad4a91592959704d9500ef740d10f3673045dd34', 
    '/5adJy4APMpZXSCedA6vH2z42oKuTaRctpKn4uudZ98=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)