INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5f6e3c2d2a4b79fbed12e8ffe549eb9aea82d7b2d033356ee693abecc9515736', 
    'xJtqw1NEDacTNH83lJApnvDr2GdaV5/u4De2KMcHmHs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)