INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9516da078d4631567e7654a48336b09da5b4e28d1211b2c4eebc17d736699603', 
    'EUT/dQ87BWMHh1z2AalEPrc7xQHThvE3ogLhb8SIeK8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)