INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '750f3d68af9601771c5d0a01f526223cdfe2c930ba568b575a84fdbbd0a86e04', 
    '+uNlF1HclMjMZtQW9RFV6XgDETu3QzOOrHb5HIUbQqY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)