INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef406bf58cd3122bb7442daee2c0af008f26e4d88895782f15131ee314befa46', 
    'iavFkPxP1B3iQHsB6Jpbt+drIODm/ajeXzotXuggI4M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00013

Result

int(1)