INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7d38114ff08d5a6eb8803c0fd7d828cc05b344b19d8ee095a7c8e3c965fcad4', 
    'gi4q+6lRpESXvDv5FRBfG4hcue0mC1zD1Px23opxGv0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)