INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6468486bd0492c4891dcfcfdab501afdf3649d9e277a40ff607ffe2e4c8e6e3', 
    'U3eD8aAMo32zGpq0smw75OMS0Mz6gk8UjhgfXepXLmU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)