INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29434204252d4af5e5c9fa5c0b25003b34bb0feb32d20a2b235dce4b89529112', 
    'VrfenrgRAZA9GcJX/tNfkSmlqna3XrnRnmgD4Smbhmk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)