INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c921f27ec8a1c4ec8138095561760fabb02ea2b920bfbe3fc6d966b629082d21', 
    'iXPQkg6CalVtzQ6ifYufHWsJaVF7jVMJt5/z4jI6M8U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)