INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d8ea1b9bd59e23852ef2b15dd38b723b72895435505ea5698c3471ce3afc0c3', 
    'qjvQbKqV+QcoKMMMANPViMZaaNw3k2B4hTRN6cu3pAM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)