INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b542100cdccb6ad610f420ac8645c2e8445378847609e2008b5f24ae2b970bed', 
    'zfLlDwChXqhWZeeW23w21Hs+N9auqsEKlAnHHEJ7mUo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)