INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6f91e3f6c3e6c05098297a55376de9048500b4562d44697acb956983f707357', 
    'WV+JclTQhchmKF267UHamFSe2WdvjEpqyhd1Kb5rgSs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)