INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5154b036f7f8bb6c7d14767c8553b61bc01b5954b1b2f8824638879e0ecbbef9', 
    'S+sGriFQdswBBtSxc3UbgAcvnLRYZkqjiauYIqkG0KE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)