INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b538c027b2b09aec8c59fa4899bb08ee8d83599ddf5baf39e37775efdabfee7a', 
    'Lv3oZWKElw2Vh2PX2zMpLBYl9YOTd0yI2zWF3G3v0tg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)