INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e40728b71344700c1b3edc38ccd208231a6bde7732b321ff1c68873d67d113', 
    '7LZgeoyS1r1MQsw+kSuhI5STqprQFIoRWwAE0Ys7DKY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)