INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e776592a8949ffa4d8d59447f67a380a469aef740a0d3cf16efb75d968e6e02e', 
    'P9vsAfxkPmUGK2kTT7cprTw0twFq633QvEHEAZe/OfA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)