INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0915429dc2a6506f14a71b4e6537757940e7a5631538348d22b68437b61e24e5', 
    '8+zlYg5nWFj5GRhK+8u9D8rEa00gEx95uOeamSc87dM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)